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<div class="header">
  <div class="summary">
<a href="#func-members">Functions</a>  </div>
  <div class="headertitle">
<div class="title">Functions<div class="ingroups"><a class="el" href="group__group__sysclk.html">SysClk       (System Clock)</a> &raquo; <a class="el" href="group__group__sysclk__iho.html">Internal High Frequency(IHO) Clock</a></div></div>  </div>
</div><!--header-->
<div class="contents">
<a name="details" id="details"></a><h2 class="groupheader">General Description</h2>
<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="func-members"></a>
Functions</h2></td></tr>
<tr class="memitem:gab8daa7d68936a0e58ccb2a9ef5f608fa"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__group__sysclk__iho__funcs.html#gab8daa7d68936a0e58ccb2a9ef5f608fa">Cy_SysClk_IhoEnable</a> (void)</td></tr>
<tr class="memdesc:gab8daa7d68936a0e58ccb2a9ef5f608fa"><td class="mdescLeft">&#160;</td><td class="mdescRight">Enables the IHO.  <a href="#gab8daa7d68936a0e58ccb2a9ef5f608fa">More...</a><br /></td></tr>
<tr class="separator:gab8daa7d68936a0e58ccb2a9ef5f608fa"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga0e70952ce76de810b2fc942d125ec8b0"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__group__sysclk__iho__funcs.html#ga0e70952ce76de810b2fc942d125ec8b0">Cy_SysClk_IhoIsEnabled</a> (void)</td></tr>
<tr class="memdesc:ga0e70952ce76de810b2fc942d125ec8b0"><td class="mdescLeft">&#160;</td><td class="mdescRight">Reports whether or not the selected IHO is enabled.  <a href="#ga0e70952ce76de810b2fc942d125ec8b0">More...</a><br /></td></tr>
<tr class="separator:ga0e70952ce76de810b2fc942d125ec8b0"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga407eea0f7a50a3c3a5c92ce10b572f17"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__group__sysclk__iho__funcs.html#ga407eea0f7a50a3c3a5c92ce10b572f17">Cy_SysClk_IhoDisable</a> (void)</td></tr>
<tr class="memdesc:ga407eea0f7a50a3c3a5c92ce10b572f17"><td class="mdescLeft">&#160;</td><td class="mdescRight">Disables IHO.  <a href="#ga407eea0f7a50a3c3a5c92ce10b572f17">More...</a><br /></td></tr>
<tr class="separator:ga407eea0f7a50a3c3a5c92ce10b572f17"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:gae014bbd531b0612fc784cdcf15784564"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__group__sysclk__iho__funcs.html#gae014bbd531b0612fc784cdcf15784564">Cy_SysClk_IhoDeepsleepEnable</a> (void)</td></tr>
<tr class="memdesc:gae014bbd531b0612fc784cdcf15784564"><td class="mdescLeft">&#160;</td><td class="mdescRight">Enables the IHO during deepsleep mode.  <a href="#gae014bbd531b0612fc784cdcf15784564">More...</a><br /></td></tr>
<tr class="separator:gae014bbd531b0612fc784cdcf15784564"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga9de913cc5f378cba22fa53d77ab30b98"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__group__sysclk__iho__funcs.html#ga9de913cc5f378cba22fa53d77ab30b98">Cy_SysClk_IhoIsDeepsleepEnabled</a> (void)</td></tr>
<tr class="memdesc:ga9de913cc5f378cba22fa53d77ab30b98"><td class="mdescLeft">&#160;</td><td class="mdescRight">Reports whether or not the selected IHO is enabled during deepsleep mode.  <a href="#ga9de913cc5f378cba22fa53d77ab30b98">More...</a><br /></td></tr>
<tr class="separator:ga9de913cc5f378cba22fa53d77ab30b98"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga43ed6359a710ce0581978ff5dfa4af19"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__group__sysclk__iho__funcs.html#ga43ed6359a710ce0581978ff5dfa4af19">Cy_SysClk_IhoDeepsleepDisable</a> (void)</td></tr>
<tr class="memdesc:ga43ed6359a710ce0581978ff5dfa4af19"><td class="mdescLeft">&#160;</td><td class="mdescRight">Disables IHO during deepsleep mode.  <a href="#ga43ed6359a710ce0581978ff5dfa4af19">More...</a><br /></td></tr>
<tr class="separator:ga43ed6359a710ce0581978ff5dfa4af19"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:gae774f7284fc26719b2553ca2cd3d5d72"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__group__sysclk__iho__funcs.html#gae774f7284fc26719b2553ca2cd3d5d72">Cy_SysClk_IhoSetTrim</a> (uint32_t trimVal)</td></tr>
<tr class="memdesc:gae774f7284fc26719b2553ca2cd3d5d72"><td class="mdescLeft">&#160;</td><td class="mdescRight">Set the trim value for IHO.  <a href="#gae774f7284fc26719b2553ca2cd3d5d72">More...</a><br /></td></tr>
<tr class="separator:gae774f7284fc26719b2553ca2cd3d5d72"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga1ca24f008d75c12a31032bb65ca88667"><td class="memItemLeft" align="right" valign="top">uint32_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__group__sysclk__iho__funcs.html#ga1ca24f008d75c12a31032bb65ca88667">Cy_SysClk_IhoGetTrim</a> (void)</td></tr>
<tr class="memdesc:ga1ca24f008d75c12a31032bb65ca88667"><td class="mdescLeft">&#160;</td><td class="mdescRight">Get the trim value configured for IHO.  <a href="#ga1ca24f008d75c12a31032bb65ca88667">More...</a><br /></td></tr>
<tr class="separator:ga1ca24f008d75c12a31032bb65ca88667"><td class="memSeparator" colspan="2">&#160;</td></tr>
</table>
<h2 class="groupheader">Function Documentation</h2>
<a id="gab8daa7d68936a0e58ccb2a9ef5f608fa"></a>
<h2 class="memtitle"><span class="permalink"><a href="#gab8daa7d68936a0e58ccb2a9ef5f608fa">&#9670;&nbsp;</a></span>Cy_SysClk_IhoEnable()</h2>

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<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">void Cy_SysClk_IhoEnable </td>
          <td>(</td>
          <td class="paramtype">void&#160;</td>
          <td class="paramname"></td><td>)</td>
          <td></td>
        </tr>
      </table>
</div><div class="memdoc">

<p>Enables the IHO. </p>
<dl class="section note"><dt>Note</dt><dd>Call <a class="el" href="group__group__startup__config__system__functions.html#gae0c36a9591fe6e9c45ecb21a794f0f0f">SystemCoreClockUpdate</a> after this function calling if it affects the CLK_HF0 frequency.</dd>
<dd>
This API is available for CAT1B and CAT1D.</dd>
<dd>
Take into account the possible platform specific clkHf (and further clocking chain links) frequency limitations while using this API. </dd></dl>

</div>
</div>
<a id="ga0e70952ce76de810b2fc942d125ec8b0"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ga0e70952ce76de810b2fc942d125ec8b0">&#9670;&nbsp;</a></span>Cy_SysClk_IhoIsEnabled()</h2>

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<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">bool Cy_SysClk_IhoIsEnabled </td>
          <td>(</td>
          <td class="paramtype">void&#160;</td>
          <td class="paramname"></td><td>)</td>
          <td></td>
        </tr>
      </table>
</div><div class="memdoc">

<p>Reports whether or not the selected IHO is enabled. </p>
<dl class="section return"><dt>Returns</dt><dd>false = disabled <br />
true = enabled</dd></dl>
<dl class="section note"><dt>Note</dt><dd>This API is available for CAT1B and CAT1D. </dd></dl>

</div>
</div>
<a id="ga407eea0f7a50a3c3a5c92ce10b572f17"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ga407eea0f7a50a3c3a5c92ce10b572f17">&#9670;&nbsp;</a></span>Cy_SysClk_IhoDisable()</h2>

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<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">void Cy_SysClk_IhoDisable </td>
          <td>(</td>
          <td class="paramtype">void&#160;</td>
          <td class="paramname"></td><td>)</td>
          <td></td>
        </tr>
      </table>
</div><div class="memdoc">

<p>Disables IHO. </p>
<dl class="section note"><dt>Note</dt><dd>Call <a class="el" href="group__group__startup__config__system__functions.html#gae0c36a9591fe6e9c45ecb21a794f0f0f">SystemCoreClockUpdate</a> after this function calling if it affects the CLK_HF0 frequency.</dd>
<dd>
This API is available for CAT1B and CAT1D. </dd></dl>

</div>
</div>
<a id="gae014bbd531b0612fc784cdcf15784564"></a>
<h2 class="memtitle"><span class="permalink"><a href="#gae014bbd531b0612fc784cdcf15784564">&#9670;&nbsp;</a></span>Cy_SysClk_IhoDeepsleepEnable()</h2>

<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">void Cy_SysClk_IhoDeepsleepEnable </td>
          <td>(</td>
          <td class="paramtype">void&#160;</td>
          <td class="paramname"></td><td>)</td>
          <td></td>
        </tr>
      </table>
</div><div class="memdoc">

<p>Enables the IHO during deepsleep mode. </p>
<dl class="section note"><dt>Note</dt><dd>Call <a class="el" href="group__group__startup__config__system__functions.html#gae0c36a9591fe6e9c45ecb21a794f0f0f">SystemCoreClockUpdate</a> after this function calling if it affects the CLK_HF0 frequency.</dd>
<dd>
This API is available for devices having CY_IP_MXS22SRSS(CAT1D) IP. </dd></dl>

</div>
</div>
<a id="ga9de913cc5f378cba22fa53d77ab30b98"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ga9de913cc5f378cba22fa53d77ab30b98">&#9670;&nbsp;</a></span>Cy_SysClk_IhoIsDeepsleepEnabled()</h2>

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<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">bool Cy_SysClk_IhoIsDeepsleepEnabled </td>
          <td>(</td>
          <td class="paramtype">void&#160;</td>
          <td class="paramname"></td><td>)</td>
          <td></td>
        </tr>
      </table>
</div><div class="memdoc">

<p>Reports whether or not the selected IHO is enabled during deepsleep mode. </p>
<dl class="section return"><dt>Returns</dt><dd>false = disabled <br />
true = enabled</dd></dl>
<dl class="section note"><dt>Note</dt><dd>This API is available for devices having CY_IP_MXS22SRSS(CAT1D) IP. </dd></dl>

</div>
</div>
<a id="ga43ed6359a710ce0581978ff5dfa4af19"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ga43ed6359a710ce0581978ff5dfa4af19">&#9670;&nbsp;</a></span>Cy_SysClk_IhoDeepsleepDisable()</h2>

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          <td class="memname">void Cy_SysClk_IhoDeepsleepDisable </td>
          <td>(</td>
          <td class="paramtype">void&#160;</td>
          <td class="paramname"></td><td>)</td>
          <td></td>
        </tr>
      </table>
</div><div class="memdoc">

<p>Disables IHO during deepsleep mode. </p>
<dl class="section note"><dt>Note</dt><dd>Call <a class="el" href="group__group__startup__config__system__functions.html#gae0c36a9591fe6e9c45ecb21a794f0f0f">SystemCoreClockUpdate</a> after this function calling if it affects the CLK_HF0 frequency.</dd>
<dd>
This API is available for devices having CY_IP_MXS22SRSS(CAT1D) IP. </dd></dl>

</div>
</div>
<a id="gae774f7284fc26719b2553ca2cd3d5d72"></a>
<h2 class="memtitle"><span class="permalink"><a href="#gae774f7284fc26719b2553ca2cd3d5d72">&#9670;&nbsp;</a></span>Cy_SysClk_IhoSetTrim()</h2>

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        <tr>
          <td class="memname">void Cy_SysClk_IhoSetTrim </td>
          <td>(</td>
          <td class="paramtype">uint32_t&#160;</td>
          <td class="paramname"><em>trimVal</em></td><td>)</td>
          <td></td>
        </tr>
      </table>
</div><div class="memdoc">

<p>Set the trim value for IHO. </p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">trimVal</td><td>Trim value to be set for IHO.</td></tr>
  </table>
  </dd>
</dl>
<dl class="section note"><dt>Note</dt><dd>This API is available for devices having CY_IP_MXS22SRSS(CAT1D) IP. </dd></dl>

</div>
</div>
<a id="ga1ca24f008d75c12a31032bb65ca88667"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ga1ca24f008d75c12a31032bb65ca88667">&#9670;&nbsp;</a></span>Cy_SysClk_IhoGetTrim()</h2>

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          <td class="memname">uint32_t Cy_SysClk_IhoGetTrim </td>
          <td>(</td>
          <td class="paramtype">void&#160;</td>
          <td class="paramname"></td><td>)</td>
          <td></td>
        </tr>
      </table>
</div><div class="memdoc">

<p>Get the trim value configured for IHO. </p>
<dl class="section return"><dt>Returns</dt><dd>Configured IHO Trim value.</dd></dl>
<dl class="section note"><dt>Note</dt><dd>This API is available for devices having CY_IP_MXS22SRSS(CAT1D) IP. </dd></dl>

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